A quiet breath resembling a sigh passed his lips in the wake of that flimsy attempt of what could loosely be called a threat. For all their fickleness, women could always be trusted to drag business down to a tedious debate of civilities.
Whether he stooped to please and thank you, at the current moment, was irrelevant, and so he didn't deign to offer them - especially now she had made a fuss about it. The report was needed either way, and if she didn't comply, then he would simply ask elsewhere. Not that being forced to go the extra mile to contact one of the other teachers would be without its consequences for her, and he was never one for half-measures.
"Wouldn't it be inconvenient if it was to reach the right ears that you'd refused to cooperate with me, again," was his prompt reply, and one which he considered to be unarguable. Because there was no adequate comeback that could hope to stand up against the significant influence that came with the position he had worked his way up to, unless she was actively trying to be relocated to the other side of the island with the possibility of leaving her son behind. "It might even be thought that you were starting to let your responsibilities here slide."